Thanks for your response Nathe.

"16.04, full-time Nginx, and Virtualmin/Webmin" I'm using almost the same, no Nginx.

Most all browsers work, I've connected several times with the app but it seemed to stop completely. 

When using the https with the app I get a waiting for server error with a countdown to reconnect.

edit: How do you start your chat server?

export ROOT_URL=http://chat*

export ROOT_URL=https://chat*

I'm using https